Home / 7,288.35-10,056.20-4,146.27

Finding the Fourth Proportional to 7,288.35, 10,056.20 and 4,146.27

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Solution

The fourth proportional to 7,288.35, 10,056.20 and 4,146.27 is: 5,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.35 : 10,056.20 = 4,146.27 : x
  2. Step 2: Convert to fraction form
    7,288.35/10,056.20 = 4,146.27/x
  3. Step 3: Cross multiply
    7,288.35x = 10,056.20 × 4,146.27
  4. Step 4: Simplify right side
    7,288.35x = 41,695,699.64
  5. Step 5: Solve for x
    x = 41,695,699.64/7,288.35
  6. Step 6: Final answer
    x = 5,720.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.